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Разделы
77
lessons
Art
43
lessons
Business studies
568
lessons
Chemistry
656
lessons
Maths
69
lessons
Music
360
lessons
Physics
77
lessons
Upper Primary
6
lessons
01. Art and Nature
5
lessons
02. Line and Texture
5
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03. Color
3
lessons
04. Classification of the Fine Arts
5
lessons
05. Painting
5
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06. Graphics
5
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07. Sculpture
4
lessons
08. Architecture
3
lessons
09. Applied Art
3
lessons
10. Theater
4
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11. Prehistory
5
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12. Middle Ages
4
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13. Renaissance
5
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14. Baroque and Rococo
3
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15. Classicism
5
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16. Academicism, Romanticism and Historicism
4
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17. Second Half of the Nineteenth Century
3
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18. Turn of the Twentieth Century
43
lessons
Upper Secondary
348
lessons
Lower Secondary
220
lessons
Upper Secondary
10
lessons
01. Introduction to Issues in Chemistry
10
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02. Exploring Various Chemicals
11
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03. Chemical Reactions and Their Types
14
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04. Atomic Structure
11
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05. Isotopes
8
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06. Classification of Elements
11
lessons
07. Molecules of Elements
11
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08. Molecules of Elements
12
lessons
09. Water and Its Role in Nature
12
lessons
10. Acids
8
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11. The Acids Around Us
8
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12. Ionic Dissociation of Acids
12
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13. Hydroxides
6
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14. Colors of Indicators and Reactions of Solutions
14
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15. Structure and Nomenclature of Salts
9
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16. Salts Around Us
15
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17. Limestone and Gypsum Rocks
10
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18. Silicon Dioxide
7
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19. Soil and Its Properties
10
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20. Metals
12
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21. Energy Mineral Raw Materials
14
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22. Carbon and its Compounds with Hydrogen
15
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23. Unsaturated Hydrocarbons
11
lessons
24. Structure and Properties of Alcohols
11
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25. Structure and Properties of Carboxylic Acids
10
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26. Higher Carboxylic Acids and Their Salts
6
lessons
27. Esters of Carboxylic Acids
8
lessons
28. Basic Chemical Ingredients of Food
7
lessons
29. Fats and Their Properties
9
lessons
30. Structure and Properties of Proteins
15
lessons
31. Structure and Properties of Sugars
7
lessons
32. Types and Applications of Fibers
14
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33. Chemical Substances and the Human Body
11
lessons
01. Atomic Structure
9
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02. The Periodic Table of Chemical Elements
6
lessons
03. Molecular Geometry
11
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04. Chemical Reaction Equations
7
lessons
05. Energy Effects of Chemical Reactions
7
lessons
06. Chemical Kinetics
13
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07. Classification of Inorganic Compounds
11
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08. Solutions
13
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09. Reactions in Aqueous Solutions of Electrolytes
14
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10. Characteristics of the Elements of the Periodic Table and Their Compounds
9
lessons
11. Electrochemistry
9
lessons
12. Organic Chemistry as the Chemistry of Carbon Compounds
7
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13. Saturated Hydrocarbons
13
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14. Unsaturated and Aromatic Hydrocarbons
8
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15. Alcohols and Phenols
9
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16. Aldehydes and Ketones
12
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17. Carboxylic Acids and Their Derivatives
15
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18. Carbohydrates and Optical Isomerism
11
lessons
19. Organic Nitrogen Compounds Amines, Amino Acids, Peptides and Proteins
7
lessons
20. Analysis of Organic Nitrogen Compounds including Nucleotides and Nucleic Acids
7
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21. Plastics
11
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22. Chemistry's Role in Environmental Protection
269
lessons
Lower Secondary
160
lessons
Upper Primary
227
lessons
Upper Secondary
15
lessons
01. Numbers
5
lessons
02. Percentages
15
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03. Plane Figures
9
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04. Algebraic Expressions
15
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05. Equations and Inequalities
9
lessons
06. Circles
5
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07. Finding and Using Statistical Information
5
lessons
08. Coordinate System
11
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09. Functions – Part 1
9
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10. Functions – Part 2
12
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11. Exponents and Roots
5
lessons
12. Pythagorean Theorem
11
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13. Algebraic Expressions
6
lessons
14. Equations and Inequalities
10
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15. Circles and Disks
9
lessons
16. Circles
10
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17. Symmetry
6
lessons
18. Solids
6
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19. Searching for and Applying Information
7
lessons
20. Similarity
16
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21. Systems of Linear Equations
6
lessons
22. Polyhedral Solids
14
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23. Solids of Revolution
8
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24. Real Numbers
7
lessons
25. Functions
7
lessons
26. Linear Equations and Inequalities
9
lessons
27. The Pythagorean Theorem and Thales' Theorem
11
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28. Probability and Statistics
11
lessons
29. Trigonometry and Right Triangles
9
lessons
01. Mental Arithmetic with Whole Numbers
8
lessons
02. More Operations with Whole Numbers
6
lessons
03. Written Techniques for Whole Number Operations
9
lessons
04. Geometry, Measurement, and Scale
9
lessons
05. Operations on Fractions with Equal Denominators
5
lessons
06. Introduction to Decimals
7
lessons
07. Area and Volume
10
lessons
08. Whole Number Review and Practice
7
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09. Geometric Figures
7
lessons
10. Operations on Fractions with Different Denominators
8
lessons
11. Operations with Decimals
6
lessons
12. Organizing Data and Measurements
7
lessons
13. Area of Polygons
6
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14. Operations with Negative and Positive Integers
6
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15. Solid Figures, Volume, and Nets
13
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16. Operations on Whole Numbers, Fractions, and Decimals
10
lessons
17. Two- and Three-Dimensional Geometric Figures
7
lessons
18. Operations with Negative and Positive Integers and Fractions
5
lessons
19. Formulas, Speed Calculations, and Scale
4
lessons
20. Percents
6
lessons
21. Algebraic Expressions and Equations
5
lessons
22. The Coordinate Plane
10
lessons
01. Real Numbers
6
lessons
02. Elements of Logic
9
lessons
03. Sets
14
lessons
04. The Linear Function
8
lessons
05. Functions – Basic Concepts
9
lessons
06. Functions and Graphs
9
lessons
07. Quadratic Function
10
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08. Quadratic Equations and Inequalities
9
lessons
09. Planimetry – Part 1
5
lessons
10. Planimetry – Part 2
12
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11. Polynomials
10
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12. Rational Functions
10
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13. Trigonometric Functions – Part 1
10
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14. Trigonometric Functions – Part 2
6
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15. Exponential and Logarithmic Functions – Part 1
6
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16. Exponential and Logarithmic Functions – Part 2
11
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17. Sequences
8
lessons
18. Planimetry – Part 3
8
lessons
19. Planimetry – Part 4
8
lessons
20. Combinatorics
10
lessons
21. The Probability Calculus
8
lessons
22. Probability Calculus – Supplementary Issues
10
lessons
23. Statistics
8
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24. Stereometry – Part 1
6
lessons
25. Stereometry – Part 2
7
lessons
26. Stereometry – Part 3
69
lessons
Upper Primary
5
lessons
01. Journey to the Land of Rhythm
6
lessons
02. Journey to the Land of Melody
8
lessons
03. Recipe for Good Music
6
lessons
04. Musical Instruments
4
lessons
05. Playing Music Together – Vocal and Instrumental Bands
3
lessons
06. Articulation
4
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07. Variations and Rondos
7
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08. Sounds Lovely
5
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09. The Known and Respected
4
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10. Ballet Fairy Tale
7
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11. Guitar Is My Friend
10
lessons
12. What You Have Learned About Music
360
lessons
Lower Secondary
5
lessons
01. Interactions
8
lessons
02. Force and Its Properties
9
lessons
03. The Structure and Properties of Matter
10
lessons
04. Changes in States of Matter
6
lessons
05. Thermal Expansion
6
lessons
06. The Significance of Air and Water in Human Life
9
lessons
07. Mass and Weight
13
lessons
08. Pressure
6
lessons
09. Atmospheric Pressure
7
lessons
10. Archimedes' Principle
11
lessons
11. Observation, Description, and Classification of Motion
7
lessons
12. Uniform Linear Motion
8
lessons
13. Uniformly Variable Motion
9
lessons
14. Curvilinear Motion
10
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15. Elements of Astrophysics
9
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16. Elements of Cosmology
13
lessons
17. Laws of Motion
9
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18. Friction and Other Resistance Forces
15
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19. Work and Power
14
lessons
20. Thermodynamics
11
lessons
21. Oscillation and Mechanical Waves
12
lessons
22. Sound Waves, Acoustic Resonance
8
lessons
23. Electrostatic Interaction
9
lessons
24. Structure of Matter. Coulomb's Law
11
lessons
25. Methods for Charging Objects
11
lessons
26. The Flow of Electric Current
8
lessons
27. Electrical Circuits
7
lessons
28. Receivers of Electric Energy
7
lessons
29. Work and Power of Electric Current
10
lessons
30. Magnetic Fields of Permanent Magnets
7
lessons
31. Magnetic Fields of Conductors with Current
9
lessons
32. Electrodynamic Force
8
lessons
33. Electromagnetic Induction
7
lessons
34. Electromagnetic Waves
6
lessons
35. The Properties of Light
8
lessons
36. Basics of Geometrical Optics
11
lessons
37. Lenses. Optical Instruments
7
lessons
38. Structure of an Atom
10
lessons
39. Particle Radiation
9
lessons
40. Nuclear Energy and Nuclear Reactions